UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '4+GVcZ41bz/Kftf43BfaZ6Y11jpsb9F0Kv/4EEX8mPY=' 
WHERE 
  key_id = '39c247c587c1a4914920b54c00ed40d23a8292e6b9b7cdf8bfc44599b6ce8bfb' 
  AND (
    token = '4+GVcZ41bz/Kftf43BfaZ6Y11jpsb9F0Kv/4EEX8mPY=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )